feat: complete multimodal ticket intake

backend/apps/tickets/migrations/0008_ticketmessagetimelineitem.py

@@ -0,0 +1,38 @@
+# Generated by Django 5.2.15 on 2026-07-27 02:44
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tickets', '0007_ticketdraftmaterial'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='TicketMessageTimelineItem',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('sequence', models.PositiveIntegerField()),
+                ('speaker', models.CharField(blank=True, max_length=120)),
+                ('role', models.CharField(default='unknown', max_length=24)),
+                ('content', models.TextField()),
+                ('occurred_at', models.DateTimeField(blank=True, null=True)),
+                ('occurred_at_raw', models.CharField(blank=True, max_length=120)),
+                ('source_ref', models.CharField(blank=True, max_length=160)),
+                ('confidence', models.DecimalField(blank=True, decimal_places=4, max_digits=5, null=True)),
+                ('conflict', models.TextField(blank=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('draft', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='timeline_items', to='tickets.ticketdraft')),
+                ('source_material', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='message_timeline_items', to='tickets.ticketdraftmaterial')),
+                ('ticket', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='message_timeline_items', to='tickets.ticket')),
+            ],
+            options={
+                'ordering': ['sequence'],
+                'indexes': [models.Index(fields=['ticket', 'sequence'], name='tickets_tic_ticket__20b0c4_idx'), models.Index(fields=['draft', 'sequence'], name='tickets_tic_draft_i_0adfa1_idx')],
+                'constraints': [models.UniqueConstraint(fields=('draft', 'sequence'), name='unique_ticket_draft_timeline_sequence')],
+            },
+        ),
+    ]